9109100001 has 4 divisors (see below), whose sum is σ = 12145466672. Its totient is φ = 6072733332.

The previous prime is 9109099999. The next prime is 9109100017. The reversal of 9109100001 is 1000019019.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 9109100001 - 2¹ = 9109099999 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9109100081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1518183331 + ... + 1518183336.

It is an arithmetic number, because the mean of its divisors is an integer number (3036366668).

Almost surely, 2^9109100001 is an apocalyptic number.

It is an amenable number.

9109100001 is a deficient number, since it is larger than the sum of its proper divisors (3036366671).

9109100001 is a wasteful number, since it uses less digits than its factorization.

9109100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3036366670.

The product of its (nonzero) digits is 81, while the sum is 21.

The square root of 9109100001 is about 95441.6051887226. The cubic root of 9109100001 is about 2088.4551667216.

The spelling of 9109100001 in words is "nine billion, one hundred nine million, one hundred thousand, one".